diff --git a/core/modules/workspaces/src/WorkspaceManager.php b/core/modules/workspaces/src/WorkspaceManager.php
index faa5f8fface75f52454aedbfe06f0c5bc1aa7ebf..0fe39f50fe75e1c69b7847f1d7934e170439c09f 100644
--- a/core/modules/workspaces/src/WorkspaceManager.php
+++ b/core/modules/workspaces/src/WorkspaceManager.php
@@ -167,6 +167,31 @@ public function getActiveWorkspace() {
    * {@inheritdoc}
    */
   public function setActiveWorkspace(WorkspaceInterface $workspace) {
+    $this->doSwitchWorkspace($workspace);
+
+    // Set the workspace on the proper negotiator.
+    $request = $this->requestStack->getCurrentRequest();
+    foreach ($this->negotiatorIds as $negotiator_id) {
+      $negotiator = $this->classResolver->getInstanceFromDefinition($negotiator_id);
+      if ($negotiator->applies($request)) {
+        $negotiator->setActiveWorkspace($workspace);
+        break;
+      }
+    }
+
+    return $this;
+  }
+
+  /**
+   * Switches the current workspace.
+   *
+   * @param \Drupal\workspaces\WorkspaceInterface $workspace
+   *   The workspace to set as active.
+   *
+   * @throws \Drupal\workspaces\WorkspaceAccessException
+   *   Thrown when the current user doesn't have access to view the workspace.
+   */
+  protected function doSwitchWorkspace(WorkspaceInterface $workspace) {
     // If the current user doesn't have access to view the workspace, they
     // shouldn't be allowed to switch to it.
     if (!$workspace->access('view') && !$workspace->isDefaultWorkspace()) {
@@ -179,22 +204,29 @@ public function setActiveWorkspace(WorkspaceInterface $workspace) {
 
     $this->activeWorkspace = $workspace;
 
-    // Set the workspace on the proper negotiator.
-    $request = $this->requestStack->getCurrentRequest();
-    foreach ($this->negotiatorIds as $negotiator_id) {
-      $negotiator = $this->classResolver->getInstanceFromDefinition($negotiator_id);
-      if ($negotiator->applies($request)) {
-        $negotiator->setActiveWorkspace($workspace);
-        break;
-      }
-    }
-
     $supported_entity_types = $this->getSupportedEntityTypes();
     foreach ($supported_entity_types as $supported_entity_type) {
       $this->entityTypeManager->getStorage($supported_entity_type->id())->resetCache();
     }
+  }
 
-    return $this;
+  /**
+   * {@inheritdoc}
+   */
+  public function executeInWorkspace($workspace_id, callable $function) {
+    /** @var \Drupal\workspaces\WorkspaceInterface $workspace */
+    $workspace = $this->entityTypeManager->getStorage('workspace')->load($workspace_id);
+
+    if (!$workspace) {
+      throw new \InvalidArgumentException('The ' . $workspace_id . ' workspace does not exist.');
+    }
+
+    $previous_active_workspace = $this->getActiveWorkspace();
+    $this->doSwitchWorkspace($workspace);
+    $result = $function();
+    $this->doSwitchWorkspace($previous_active_workspace);
+
+    return $result;
   }
 
   /**
diff --git a/core/modules/workspaces/src/WorkspaceManagerInterface.php b/core/modules/workspaces/src/WorkspaceManagerInterface.php
index 9ce720b3f148e6536a39ff1fe74c38307015114c..006a2bd86d8a1486539c07452108fb0030204f5d 100644
--- a/core/modules/workspaces/src/WorkspaceManagerInterface.php
+++ b/core/modules/workspaces/src/WorkspaceManagerInterface.php
@@ -49,6 +49,19 @@ public function getActiveWorkspace();
    */
   public function setActiveWorkspace(WorkspaceInterface $workspace);
 
+  /**
+   * Executes the given callback function in the context of a workspace.
+   *
+   * @param string $workspace_id
+   *   The ID of a workspace.
+   * @param callable $function
+   *   The callback to be executed.
+   *
+   * @return mixed
+   *   The callable's return value.
+   */
+  public function executeInWorkspace($workspace_id, callable $function);
+
   /**
    * Determines whether runtime entity operations should be altered.
    *
diff --git a/core/modules/workspaces/tests/src/Kernel/WorkspaceIntegrationTest.php b/core/modules/workspaces/tests/src/Kernel/WorkspaceIntegrationTest.php
index 9d77cdf001f1a2c524c73c6a522d10c2d4efc846..f4f76e6f82d24f508622fe28e505def29585df84 100644
--- a/core/modules/workspaces/tests/src/Kernel/WorkspaceIntegrationTest.php
+++ b/core/modules/workspaces/tests/src/Kernel/WorkspaceIntegrationTest.php
@@ -36,6 +36,13 @@ class WorkspaceIntegrationTest extends KernelTestBase {
    */
   protected $entityTypeManager;
 
+  /**
+   * The workspaces manager.
+   *
+   * @var \Drupal\workspaces\WorkspaceManagerInterface
+   */
+  protected $workspacesManager;
+
   /**
    * An array of test workspaces, keyed by workspace ID.
    *
@@ -102,6 +109,7 @@ protected function initializeWorkspacesModule() {
     $this->enableModules(['workspaces']);
     $this->container = \Drupal::getContainer();
     $this->entityTypeManager = \Drupal::entityTypeManager();
+    $this->workspacesManager = \Drupal::service('workspaces.manager');
 
     $this->installEntitySchema('workspace');
     $this->installEntitySchema('workspace_association');
@@ -492,6 +500,57 @@ public function testDisallowedEntityCRUDInNonDefaultWorkspace() {
     $entity_test->delete();
   }
 
+  /**
+   * @covers \Drupal\workspaces\WorkspaceManager::executeInWorkspace
+   */
+  public function testExecuteInWorkspaceContext() {
+    $this->initializeWorkspacesModule();
+
+    // Create an entity in the default workspace.
+    $this->switchToWorkspace('live');
+    $node = $this->createNode([
+      'title' => 'live node 1',
+    ]);
+    $node->save();
+
+    // Switch to the 'stage' workspace and change some values for the referenced
+    // entities.
+    $this->switchToWorkspace('stage');
+    $node->title->value = 'stage node 1';
+    $node->save();
+
+    // Switch back to the default workspace and run the baseline assertions.
+    $this->switchToWorkspace('live');
+    $storage = $this->entityTypeManager->getStorage('node');
+
+    $this->assertEquals('live', $this->workspacesManager->getActiveWorkspace()->id());
+
+    $live_node = $storage->loadUnchanged($node->id());
+    $this->assertEquals('live node 1', $live_node->title->value);
+
+    $result = $storage->getQuery()
+      ->condition('title', 'live node 1')
+      ->execute();
+    $this->assertEquals([$live_node->getRevisionId() => $node->id()], $result);
+
+    // Try the same assertions in the context of the 'stage' workspace.
+    $this->workspacesManager->executeInWorkspace('stage', function () use ($node, $storage) {
+      $this->assertEquals('stage', $this->workspacesManager->getActiveWorkspace()->id());
+
+      $stage_node = $storage->loadUnchanged($node->id());
+      $this->assertEquals('stage node 1', $stage_node->title->value);
+
+      $result = $storage->getQuery()
+        ->condition('title', 'stage node 1')
+        ->execute();
+      $this->assertEquals([$stage_node->getRevisionId() => $stage_node->id()], $result);
+    });
+
+    // Check that the 'stage' workspace was not persisted by the workspace
+    // manager.
+    $this->assertEquals('live', $this->workspacesManager->getActiveWorkspace()->id());
+  }
+
   /**
    * Checks entity load, entity queries and views results for a test scenario.
    *